145139272

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{587}}^1\times {\mathrm{997}}^1$

素因数の和:1621

約数の個数: 32

約数和(自身を含む): 281675520

約数和(自身を除く): 136536248

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 587, 997, 1174, 1994, 2348, 3988, 4696, 7976, 18197, 30907, 36394, 61814, 72788, 123628, 145576, 247256, 585239, 1170478, 2340956, 4681912, 18142409, 36284818, 72569636, 145139272]

約数ペア:

[(1, 145139272), (2, 72569636), (4, 36284818), (8, 18142409), (31, 4681912), (62, 2340956), (124, 1170478), (248, 585239), (587, 247256), (997, 145576), (1174, 123628), (1994, 72788), (2348, 61814), (3988, 36394), (4696, 30907), (7976, 18197)]